Fujitsu AIRSTAGE J-IIIL Design & Technical Manual page 776

[Example of electrical circuit]
Indoor unit
Specification of external input
Requirement for relay switch
3-2. External input
Indoor unit
PCB
Dry contact
external input wire
Service parts
CNA04
1
2
CNB01
Max. 492 ft (150 m)
1
2
3
4
5
6
Item
Terminal
Output voltage
Wire diameter
Service part no.
Item
Minimum permissible load
- (08-22) -
External
controller
Relay
Specification
CNA04
DC 12 V
22 AWG (0.33 mm
9368778019
Specification
1 mA or less
2
), Twisted
3. Indoor unit